Stable supporting device of fabricated bridge

Abstract

The utility model relates to the technical field of building construction, in particular to a stable supporting device of an assembly type bridge, which comprises a top beam, a supporting steel column, a connecting beam assembly and a supporting plate, the number of the supporting steel columns is at least two, the two supporting steel columns are arranged at intervals in the length direction of the top beam, and clamping grooves are formed in the tops of the supporting steel columns. A supporting plate is arranged on the side wall of the supporting steel column. The top of the supporting plate and the bottom of the clamping groove are located at the same height. The top beam is arranged on the top of the supporting steel column, located in the clamping groove and connected with the supporting plate. The connecting beam assemblies are connected between every two adjacent supporting steel columns and located below the top beams. The supporting steel column and the top beam are connected through the clamping groove, so that a traditional bracket welding or bolting connecting method is omitted, the tedious working procedures of field welding and bolt installation are reduced, the overall bridge construction quality is guaranteed, meanwhile, the working efficiency is improved, the bridge construction progress is accelerated, and the construction period is shortened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of building construction, and particularly relates to a stable supporting device of a fabricated bridge. BACKGROUND

[0002] The bridge steel structure is changed due to the length and width of the bridge, frequent replacement of the supporting jig frame is caused, construction efficiency is reduced, and construction cost is significantly increased. Especially when a bridge is built across the sea or a river, the construction condition is extremely complex, frequent replacement of the supporting jig frame often causes many safety hazards, and a large amount of construction measures is invested. In the steel bridge installation construction, the jig frame needs to be installed in place in advance before the steel bridge main body is hoisted, and the steel bridge can be hoisted in place only after inspection and qualification. After the bridge is installed, the supporting jig frame is destructively removed. Therefore, a fabricated adjustable bridge installation supporting device is urgently needed to solve the above problems. SUMMARY

[0003] In view of the problems existing in the above-mentioned existing construction technology, the utility model provides a stable supporting device of a fabricated bridge, which solves the problem that the traditional supporting jig frame is repeatedly damaged and installed and removed, causing the bridge steel structure construction period to be long.

[0004] The stable supporting device of the fabricated bridge provided by the utility model comprises a top beam, supporting steel columns, a connecting beam assembly and a supporting plate.

[0005] Further, one side of the supporting plate is welded to the supporting steel column, and the top of the supporting plate is bolted to the top beam.

[0006] Further, the connecting beam assembly comprises two cross beam assemblies and a supporting piece supported between the two cross beam assemblies, and each cross beam assembly is connected to two supporting steel columns at both ends.

[0007] Further, the cross beam assembly comprises a first cross beam and a second cross beam bolted to both ends of the first cross beam, and the second cross beam is welded to the supporting steel column.

[0008] Further, the bottom of the supporting steel column is provided with a bottom plate, and the bottom of the bottom plate is distributed with anchor rods.

[0009] Further, the support steel column is welded with a rib plate above the bottom plate, and the rib plate is welded with the bottom plate.

[0010] The utility model discloses the beneficial effect is: through assembly type design, realized whole device can quick installation, especially support steel column and its top roof beam adopt the connecting mode of card slot, dispensed with the traditional setting corbel's welding or bolted connection method, reduced the cumbersome process of on -the -spot welding and bolt installation, guarantee whole bridge construction quality, improve work efficiency, accelerate bridge construction progress, shorten the construction period. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is main view structural schematic diagram for the utility model assembly type bridge's stable support device;

[0012] Figure 2 It is Figure 1 The top view structural schematic diagram for;

[0013] Figure 3 It is Figure 1 The side view structural schematic diagram for.

[0014] In the drawing: 1 - roof beam;2 - support steel column;3 - support plate;4 - first crossbeam;5 - second crossbeam;6 - support piece;7 - bottom plate;8 - rib plate;9 - anchor rod;10 - card slot. DETAILED DESCRIPTION

[0015] The following combines the drawing and concrete implementation to make further detailed description to the application:

[0016] As Figures 1-3The stable support device of the assembled bridge shown can be multiple, and the multiple stable support devices are distributed along the length direction and width direction of the bridge. Each stable support device comprises a top beam 1, two support steel columns 2, a connecting beam assembly and a supporting plate 3; the two support steel columns 2 are arranged at intervals along the length direction of the top beam 1, the top of the support steel column 2 is provided with a clamping groove 10, the caliber of the clamping groove 10 is greater than the width of the top beam 1, and the depth is less than the height of the top beam 1; the side wall of the support steel column 2 is provided with the supporting plate 3, the top of the supporting plate 3 is at the same height as the bottom of the clamping groove 10, the supporting plate 3 is located in the length direction of the clamping groove 10, and the bottom of the supporting plate 3 is provided with a diagonal brace to ensure the stability of the supporting plate 3; the top beam 1 is arranged at the top of the two support steel columns 2 and located in the clamping groove 10 and connected with the supporting plate 3; one side of the supporting plate 3 is welded with the support steel column 2, and the top of the supporting plate 3 is bolted with the top beam 1. The top beam 1 adopts an I-beam, and the lower flange plates on both sides of the I-beam are connected with the supporting plate 3 through bolts. In some embodiments, the lower flange plates on both sides of the top beam 1 are provided with through holes, and the supporting plate 3 is provided with through holes, and the connection between the top beam 1 and the supporting plate 3 can also be achieved by using a pin to pass through the through holes of the top beam 1 and the supporting plate 3, so as to limit the displacement of the top beam 1 relative to the supporting plate 3, realize the quick disassembly of the top beam 1 and the support steel column 2, without welding or bolt connection, and improve the construction efficiency.

[0017] The connecting beam assembly is connected between the two adjacent support steel columns 2 and located below the top beam 1.

[0018] The connecting beam assembly improves the integrity of the two support steel columns 2.

[0019] The connecting beam assembly comprises two cross beam assemblies and a support piece 6 supported between the two cross beam assemblies; the support piece 6 can also adopt a vertically arranged I-beam. The two ends of each cross beam assembly are connected with two support steel columns 2 respectively. The cross beam assembly comprises a first cross beam 4 and a second cross beam 5 bolted with the two ends of the first cross beam 4, and the second cross beam 5 is welded with the support steel column 2. The second cross beam 5 at the two ends of the first cross beam 4 can be fixed in advance on the side wall of the support steel column 2, and according to the length of the top beam 1, the distance between the two support steel columns 2 below the top beam 1 is determined, so as to determine the length of the first cross beam 4.

[0020] The bottom of the support steel column 2 is provided with a bottom plate 7, and the bottom of the bottom plate 7 is distributed with multiple anchor rods 9 along the circumferential direction of the support steel column 2. Multiple rib plates 8 are welded on the support steel column 2 above the bottom plate 7 along the circumferential direction of the support steel column 2, and the rib plates 8 are welded with the bottom plate 7.

[0021] The above are only preferred embodiments of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical scheme falling within the concept of the present application belongs to the protection scope of the present application. It should be noted that, for ordinary skilled persons in the art, some improvements and refinements without departing from the principles of the present application are also considered to be within the protection scope of the present application.

Claims

1. A stabilizing support device for a prefabricated bridge, characterized in that, The utility model relates to a steel support column structure, including: a roof beam, support steel columns, a connecting beam assembly and a support plate; the support steel columns are at least two, two support steel columns are arranged at intervals along the length direction of the roof beam, the top of the support steel column is provided with a clamping groove, the side wall of the support steel column is provided with a support plate, the top of the support plate is at the same height with the bottom of the clamping groove, the roof beam is arranged at the top of the support steel column and is located in the clamping groove and is connected with the support plate, the connecting beam assembly is connected between two adjacent support steel columns and is located below the roof beam.

2. The stable support device for a fabricated bridge according to claim 1, wherein One side of the support plate is welded with the support steel column, and the top of the support plate is bolted with the roof beam.

3. The stable support device for a fabricated bridge according to claim 1, wherein The connecting beam assembly includes two cross beam assemblies and a support between the two cross beam assemblies, and each cross beam assembly is connected with two support steel columns at both ends.

4. The stable support device for a fabricated bridge according to claim 3, wherein The cross beam assembly includes a first cross beam and a second cross beam bolted with both ends of the first cross beam, and the second cross beam is welded with the support steel column.

5. The stable support device for a fabricated bridge of claim 1, wherein The bottom of the support steel column is provided with a bottom plate, and the bottom of the bottom plate is distributed with anchor rods.

6. The stable support device for a fabricated bridge according to claim 5, wherein The rib plate is welded above the bottom plate of the support steel column, and the rib plate is welded with the bottom plate.

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